A rare view of a preserved Victorian science museum.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

A layered tribute to the work of mosaicist Isaiah Zagar.

A horse statue that receives constant makeovers from graffiti artists and locals.

A city's controversial tribute to its founder depicts townspeople flashing their bare behinds.

The atomic museum in the basement of this German castle displays long strands of replica uranium cubes.

This ancient oak tree plays matchmaker for singles willing to branch out from the usual dating scene.

The Goose Girl of Göttingen, Germany might well be the most kissed girl in the world.

One of the most well-known city festivals in the world.

Böttcherstraße's bells, extolling Nordic virtues and the great conquerors of the world.

The difficulty of getting a good night's sleep is an age-old affliction according to the one-of-a-kind Snoring Museum.

These beautiful objects represent beautiful ideas.

An homage to the humble watering can.

Made from trees and then abandoned, this fence is still growing along a path in Germany.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

Thousands of flowers create enchanting pink tunnels over the city streets.

At this unusual park, domes, ladders, chairs, and more are made from trees.

A kindergarten shaped like a cat with a tail that's a slide.

A museum dedicated to the silliest fruit.

Each year, Germany's "City of Dragons" slays the world's largest walking robot.

The prison where Hitler wrote "Mein Kampf," and 278 Nazis were later executed for war crimes.

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.